NGEO MSS for narrowband mobile personal communications include voice,operating in LEO,medium-Earth orbit(MEO),or highly elliptical orbit(HECK)-also called Big-LEO.

• 非对地静止轨道移动卫星服务用于窄带移动个人通讯包括声讯；在近地轨道中地轨道(MEO)和高椭圆轨道(HECK)-又称为大劲地轨道运转.